Description
crypto/evp/e_aes_cbc_hmac_sha1.c in the AES-NI functionality in the TLS 1.1 and 1.2 implementations in OpenSSL 1.0.1 before 1.0.1d allows remote attackers to cause a denial of service (application crash) via crafted CBC data.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | openssl | 1.0.1e-1 | — |
| Debian 13 | openssl | 1.0.1e-1 | — |
| Debian 12 | openssl | 1.0.1e-1 | — |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | openssl-1_1 | 1.1.1l-1.2 | openSUSE-SU-2024:11127-1 |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Metasploit 1 module
-
OpenSSL TLS 1.1 and 1.2 AES-NI DoS
auxiliary/dos/ssl/openssl_aesni
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 1
- openSUSE-SU-2024:11127-1 libopenssl-1_1-devel-1.1.1l-1.2 on GA media SUSE / openSUSE Security Updates · May 7, 2025
References
- 57755 vdb-entry
- 55139 third-party-advisory
- http://www.openssl.org/news/secadv_20130204.txt
- oval:org.mitre.oval:def:18868 vdb-entry signature
- http://git.openssl.org/gitweb/?p=openssl.git%3Ba=commit%3Bh=125093b59f3c2a2d33785b5563d929d0472f1721
- SSRT101289 vendor-advisory
- https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-c03883001
- APPLE-SA-2013-09-12-1 vendor-advisory
- 55108 third-party-advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=908029
- oval:org.mitre.oval:def:19660 vdb-entry signature
- http://support.apple.com/kb/HT5880