Home/CVE/Mozilla Network Security Service (NSS) library before 3.11.3, as used in Mozilla Firefox before 1.5.0.7, Thunderbird bef
CVE

CVE-2006-4340

Mozilla Network Security Service (NSS) library before 3.11.3, as used in Mozilla Firefox before 1.5.0.7, Thunderbird bef

Mozilla Network Security Service (NSS) library before 3.11.3, as used in Mozilla Firefox before 1.5.0.7, Thunderbird before 1.5.0.7, and SeaMonkey before 1.0.5, when using an RSA key with exponent 3, does not properly handle extra data in a signature, which allows remote attackers to forge signatures for SSL/TLS and email certificates, a similar vulnerability to CVE-2006-4339. NOTE: on 20061107, Mozilla released an advisory stating that these versions were not completely patched by MFSA2006-60. The newer fixes for 1.5.0.7 are covered by CVE-2006-5462.

MEDIUM · CVSS 4 EPSS 0.027
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules1 YARA rules0
⬡

Weakness Classification

CWE-20Improper Input Validation
▤

Affected Products & Versions

4
mozilla firefox<= 1.5.0.6
mozilla network security services<= 3.11.2
mozilla seamonkey<= 1.0.4
mozilla thunderbird<= 1.5.0.6
◈

Sigma Hunt Rules

1
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
producthighSQLite Firefox Profile Data DB Access
▣

Scoring & Timeline

4
MEDIUM · CVSS v2 (legacy) · secalert@redhat.com
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:H/Au:N/C:P/I:P/A:N
Published to NVD15 Sep 2006 · 06:07 PM
⚑

Vendor Advisories

10
rhsaRHSA-2006:0735Important
rhsaRHSA-2006:0734Important
rhsaRHSA-2006:0733Important
usnUSN-361-1
usnUSN-352-1
🔗

References & Sources

73
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
ftp://patches.sgi.com/support/free/security/advisories/20060901-01-P.asc
http://secunia.com/advisories/21903Vendor Advisory
http://secunia.com/advisories/21906PatchVendor Advisory
http://secunia.com/advisories/21915Vendor Advisory
http://secunia.com/advisories/21916Vendor Advisory
http://secunia.com/advisories/21939Vendor Advisory
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