43 results · Feed
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Medium 5.5
OpenSC card-setcos.c setcos_construct_fci_44 stack-based overflow
A flaw has been found in OpenSC up to 0.27.1. The impacted element is the function setcos_construct_fci_44 of the file src/libopensc/card-setcos.c. Executing a manipulation of the argument type_attr can lead to stack-based buffer overflow. The attack can be l…
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Medium 5.0
OpenSC pkcs11-tool Key Generation pkcs11-tool.c test_kpgen_certwrite buffer overflow
A flaw has been found in OpenSC up to 0.26.1. This affects the function test_kpgen_certwrite of the file src/tools/pkcs11-tool.c of the component pkcs11-tool Key Generation Module. This manipulation causes buffer overflow. The attack is possible to be carried…
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Medium 5.7
Libopensc: opensc: multiple uses of uninitialized variable
Multiple uses of uninitialized variables were found in libopensc that may lead to information disclosure or application crash. An attack requires a crafted USB device or smart card that would present the system with specially crafted responses to the APDUs
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Low 3.8
OpenSC: Stack-buffer-overflow WRITE in card-oberthur
OpenSC is an open source smart card tools and middleware. Prior to version 0.27.0, an attacker with physical access to the computer at the time user or administrator uses a token can cause a stack-buffer-overflow WRITE in card-oberthur. The attack requires cr…
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Low 3.9
OpenSC: `sc_compacttlv_find_tag` can return out-of-bounds pointers
OpenSC is an open source smart card tools and middleware. Prior to version 0.27.0, sc_compacttlv_find_tag searches a compact-TLV buffer for a given tag. In compact-TLV, a single byte encodes the tag (high nibble) and value length (low nibble). With a 1-byte b…
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Low 3.9
OpenSC: Out of Bounds vulnerability
OpenSC is an open source smart card tools and middleware. Prior to version 0.27.0, feeding a crafted input to the fuzz_pkcs15_reader harness causes OpenSC to perform an out-of-bounds heap read in the X.509/SPKI handling path. Specifically, sc_pkcs15_pubkey_fr…
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Low 3.8
OpenSC: Stack-buffer-overflow WRITE in GET RESPONSE
OpenSC is an open source smart card tools and middleware. Prior to version 0.27.0, an attacker with physical access to the computer at the time user or administrator uses a token can cause a stack-buffer-overflow write in GET RESPONSE. The attack requires cra…
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Low 2.9
Libopensc: heap buffer overflow in openpgp driver when generating key
A heap-based buffer overflow vulnerability was found in the libopensc OpenPGP driver. A crafted USB device or smart card with malicious responses to the APDUs during the card enrollment process using the `pkcs15-init` tool may lead to out-of-bound rights, pos…
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Low 3.9
Libopensc: incorrect handling of the length of buffers or files in pkcs15init
A vulnerability was found in the pkcs15-init tool in OpenSC. An attacker could use a crafted USB Device or Smart Card, which would present the system with a specially crafted response to APDUs. When buffers are partially filled with data, initialized parts of…
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Medium 4.3
Libopensc: incorrect handling length of buffers or files in libopensc
A vulnerability was found in OpenSC, OpenSC tools, PKCS#11 module, minidriver, and CTK. An attacker could use a crafted USB Device or Smart Card, which would present the system with a specially crafted response to APDUs. When buffers are partially filled with…
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Low 3.9
Libopensc: uninitialized values after incorrect or missing checking return values of functions in pkcs15init
A vulnerability was found in pkcs15-init in OpenSC. An attacker could use a crafted USB Device or Smart Card, which would present the system with a specially crafted response to APDUs. Insufficient or missing checking of return values of functions leads to un…
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Low 3.9
Libopensc: uninitialized values after incorrect or missing checking return values of functions in libopensc
A vulnerability was found in OpenSC, OpenSC tools, PKCS#11 module, minidriver, and CTK. An attacker could use a crafted USB Device or Smart Card, which would present the system with a specially crafted response to APDUs. Insufficient or missing checking of re…
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Low 3.9
Libopensc: uninitialized values after incorrect check or usage of apdu response values in libopensc
A vulnerability was found in OpenSC, OpenSC tools, PKCS#11 module, minidriver, and CTK. An attacker could use a crafted USB Device or Smart Card, which would present the system with a specially crafted response to APDUs. The following problems were caused by …
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Low 3.9
Libopensc: pkcs15init: usage of uninitialized values in libopensc and pkcs15init
A vulnerability was found in OpenSC, OpenSC tools, PKCS#11 module, minidriver, and CTK. The problem is missing initialization of variables expected to be initialized (as arguments to other functions, etc.).
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Medium 5.6
Opensc: side-channel leaks while stripping encryption pkcs#1 padding
A vulnerability was found in OpenSC where PKCS#1 encryption padding removal is not implemented as side-channel resistant. This issue may result in the potential leak of private data.
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Medium 5.4
Opensc: multiple memory issues with pkcs15-init (enrollment tool)
Several memory vulnerabilities were identified within the OpenSC packages, particularly in the card enrollment process using pkcs15-init when a user or administrator enrolls cards. To take advantage of these flaws, an attacker must have physical access to the…
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Medium 6.6
Opensc: potential pin bypass when card tracks its own login state
A flaw was found in OpenSC packages that allow a potential PIN bypass. When a token/card is authenticated by one process, it can perform cryptographic operations in other processes when an empty zero-length pin is passed. This issue poses a security risk, par…
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High 7.1
A vulnerbility was found in OpenSC. This security flaw cause a buffer overrun vulnerability in pkcs15 cardos_have_verif…
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Unscored —
A heap use after free issue was found in Opensc before version 0.22.0 in sc_file_valid.
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Unscored —
Stack buffer overflow issues were found in Opensc before version 0.22.0 in various places that could potentially crash …
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Unscored —
A use after return issue was found in Opensc before version 0.22.0 in insert_pin function that could potentially crash …
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Unscored —
The Oberthur smart card software driver in OpenSC before 0.21.0-rc1 has a heap-based buffer overflow in sc_oberthur_rea…
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Unscored —
The gemsafe GPK smart card software driver in OpenSC before 0.21.0-rc1 has a stack-based buffer overflow in sc_pkcs15em…
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Unscored —
The TCOS smart card software driver in OpenSC before 0.21.0-rc1 has a stack-based buffer overflow in tcos_decipher.
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Unscored —
OpenSC before 0.20.0 has a double free in coolkey_free_private_data because coolkey_add_object in libopensc/card-coolke…
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Unscored —
An issue was discovered in OpenSC through 0.19.0 and 0.20.x through 0.20.0-rc3. libopensc/card-setcos.c has an incorrec…
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Unscored —
An issue was discovered in OpenSC through 0.19.0 and 0.20.x through 0.20.0-rc3. libopensc/card-cac1.c mishandles buffer…
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Unscored —
OpenSC before 0.20.0-rc1 has an out-of-bounds access of an ASN.1 Octet string in asn1_decode_entry in libopensc/asn1.c.
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Unscored —
OpenSC before 0.20.0-rc1 has an out-of-bounds access of an ASN.1 Bitstring in decode_bit_string in libopensc/asn1.c.
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Unscored —
sc_context_create in ctx.c in libopensc in OpenSC 0.19.0 has a memory leak, as demonstrated by a call from eidenv.
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Unscored —
A double free when handling responses from a smartcard in sc_file_set_sec_attr in libopensc/sc.c in OpenSC before 0.19.…
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Unscored —
Several buffer overflows when handling responses from a Cryptoflex card in read_public_key in tools/cryptoflex-tool.c i…
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Unscored —
Several buffer overflows when handling responses from a CAC Card in cac_get_serial_nr_from_CUID in libopensc/card-cac.c…
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Unscored —
Endless recursion when handling responses from an IAS-ECC card in iasecc_select_file in libopensc/card-iasecc.c in Open…
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Unscored —
A buffer overflow when handling string concatenation in util_acl_to_str in tools/util.c in OpenSC before 0.19.0-rc1 cou…
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Unscored —
Several buffer overflows when handling responses from an ePass 2003 Card in decrypt_response in libopensc/card-epass200…
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Unscored —
A single byte buffer overflow when handling responses from an esteid Card in sc_pkcs15emu_esteid_init in libopensc/pkcs…
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Unscored —
A double free when handling responses in read_file in tools/egk-tool.c (aka the eGK card tool) in OpenSC before 0.19.0-…
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Unscored —
A double free when handling responses from an HSM Card in sc_pkcs15emu_sc_hsm_init in libopensc/pkcs15-sc-hsm.c in Open…
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Unscored —
Various out of bounds reads when handling responses in OpenSC before 0.19.0-rc1 could be used by attackers able to supp…