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Fencer Intel
medium 6.5

CVE-2010-3308 json

Buffer overflow in programs/pluto/xauth.c in the client in Openswan 2.6.26 through 2.6.28 might allow remote authenticated gateways to exec…

published 16y ago modified 4mo ago also EUVD-2010-3306

cvss
6.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.0%
EPSS 4.0% chance of exploitation in 30 days, percentile 90%
public exploits
0
none known

Summary

Buffer overflow in programs/pluto/xauth.c in the client in Openswan 2.6.26 through 2.6.28 might allow remote authenticated gateways to execute arbitrary code or cause a denial of service via a long cisco_banner (aka server_banner) field.

Patch / fix

  • openswan RHEL 6 2.6.24-8.el6_0.1

red hat advisories RHSA-2010:0892

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2010-3308 updated cvss 7.1

Openswan cisco banner option handling vulnerability

  • Red Hat Enterprise Linux Desktop (v. 6) openswan 2.6.24-8.el6_0.1 Red Hat Enterprise Linux Desktop Optional (v. 6) openswan 2.6.24-8.el6_0.1 Red Hat Enterprise Linux Server (v. 6) openswan 2.6.24-8.el6_0.1 Red Hat Enterprise Linux Server Optional (v. 6) openswan 2.6.24-8.el6_0.1 Red Hat Enterprise Linux Workstation (v. 6) openswan 2.6.24-8.el6_0.1 Red Hat Enterprise Linux Workstation Optional (v. 6) openswan 2.6.24-8.el6_0.1
    fixed: vendor fix RHSA-2010:0892

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

4.03% chance of exploitation in the next 30 days, higher than 90% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 6.5 AV:N/AC:L/Au:S/C:P/I:P/A:P

Classification

Weakness
  • CWE-94 Improper Control of Generation of Code

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.