Description
Revelation 0.4.13-2 and earlier uses only the first 32 characters of a password followed by a sequence of zeros, which reduces the entropy and makes it easier for context-dependent attackers to crack passwords and obtain access to keys via a brute-force attack.
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 | revelation | 0.4.11-10 | — |
| Debian 13 | revelation | 0.4.11-10 | — |
| Debian 12 | revelation | 0.4.11-10 | — |
References
- revelation-passwordlength-weak-security(76407) vdb-entry
- [oss-security] 20120618 CVE Request -- Revelation: 1) Limits effective password length to 32 characters 2) Doesn't iterate the passphrase through SHA algorithm to derive the encryption key mailing-list
- 54060 vdb-entry
- [oss-security] 20120618 Re: CVE Request -- Revelation: 1) Limits effective password length to 32 characters 2) Doesn't iterate the passphrase through SHA algorithm to derive the encryption key mailing-list
- https://bugs.gentoo.org/show_bug.cgi?id=421571
- http://oss.codepoet.no/revelation/issue/61/file-format-magic-string-version-mismatch
- http://knoxin.blogspot.co.uk/2012/06/revelation-password-manager-considered.html