CVE-2009-3555
pound - security update
Description
The TLS protocol, and the SSL protocol 3.0 and possibly earlier, as used in Microsoft Internet Information Services (IIS) 7.0, mod_ssl in the Apache HTTP Server 2.2.14 and earlier, OpenSSL before 0.9.8l, GnuTLS 2.8.5 and earlier, Mozilla Network Security Services (NSS) 3.12.4 and earlier, multiple Cisco products, and other products, does not properly associate renegotiation handshakes with an existing connection, which allows man-in-the-middle attackers to insert data into HTTPS sessions, and possibly other types of sessions protected by TLS or SSL, by sending an unauthenticated request that is processed retroactively by a server in a post-renegotiation context, related to a "plaintext injection" attack, aka the "Project Mogul" issue.
How to fix CVE-2009-3555
To remediate CVE-2009-3555, upgrade the affected package to a fixed version below.
- —upgrade to 2.2.14-2 or later
- —upgrade to 1.4.30-1 or later
- —upgrade to 1.4.28-2+squeeze1.2 or later
- —upgrade to 0.7.64-1 or later
- —upgrade to 3.12.6-1 or later
- —upgrade to 3.12.3.1-0lenny3 or later
- —upgrade to 0.9.8k-6 or later
- —upgrade to 0.9.8g-15+lenny11 or later
- —upgrade to 2.6-6.1 or later
- —upgrade to 2.6-1+deb6u1 or later
- —upgrade to 2.6-2+deb7u1 or later
- —upgrade to 1.1.18-1 or later
- —upgrade to 7.0.10 or later
Is CVE-2009-3555 being exploited?
Likely — EPSS is 87.3%, placing CVE-2009-3555 in the top tier of vulnerabilities by exploitation probability. Prioritise patching.
Affected packages (13)
- from 0, < 2.2.14-2
- from 0, < 1.4.30-1
- from 0, < 1.4.28-2+squeeze1.2
- from 0, < 0.7.64-1
- from 0, < 3.12.6-1
- from 0, < 3.12.3.1-0lenny3
- from 0, < 0.9.8k-6
- from 0, < 0.9.8g-15+lenny11
- from 0, < 2.6-6.1
- from 0, < 2.6-1+deb6u1
- from 0, < 2.6-2+deb7u1
- from 0, < 1.1.18-1
- >= 7.0.0, < 7.0.10
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |