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CVE-2013-1621

Array index error in the SSL module in PolarSSL before 1.2.5 might allow remote attackers to...

4.3 Medium

Array index error in the SSL module in PolarSSL before 1.2.5 might allow remote attackers to cause a denial of service via vectors involving a crafted padding-length value during validation of CBC padding in a TLS session, a different vulnerability than CVE-2013-0169.

Exploit likelihood

2.07%Up 0.9 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 4.3

Array index error in the SSL module in PolarSSL before 1.2.5 might allow remote attackers to cause a denial of service via vectors involving a crafted padding-length value during validation of CBC padding in a TLS session, a different vulnerability than CVE-2013-0169.

Record
CVE-2013-1621
CVSS 2.0
4.3 MediumAV:N/AC:M/Au:N/C:N/I:N/A:P
Weakness
CWE-20
Updated
2026-11-02
CVE List No score

Array index error in the SSL module in PolarSSL before 1.2.5 might allow remote attackers to cause a denial of service via vectors involving a crafted padding-length value during validation of CBC padding in a TLS session, a different vulnerability than CVE-2013-0169.

Record
CVE-2013-1621
Updated
2026-11-02
EUVDEUVD-2013-1656 No score

Array index error in the SSL module in PolarSSL before 1.2.5 might allow remote attackers to cause a denial of service via vectors involving a crafted padding-length value during validation of CBC padding in a TLS session, a different vulnerability than CVE-2013-0169.

Record
EUVD-2013-1656
Updated
2026-11-03
GitHub AdvisoriesGHSA-pvmj-2j9v-f5w6 No score

Array index error in the SSL module in PolarSSL before 1.2.5 might allow remote attackers to...

Array index error in the SSL module in PolarSSL before 1.2.5 might allow remote attackers to cause a denial of service via vectors involving a crafted padding-length value during validation of CBC padding in a TLS session, a different vulnerability than CVE-2013-0169.

Record
GHSA-pvmj-2j9v-f5w6
Weakness
CWE-20
Updated
2026-11-02
OSVMGASA-2013-0290 No score

Updated polarssl package fixes security vulnerabilities

The TLS protocol 1.1 and 1.2 and the DTLS protocol 1.0 and 1.2, as used in PolarSSL before 1.2.6, does not properly consider timing side-channel attacks on a MAC check requirement during the processing of malformed CBC padding, which allows remote attackers to conduct distinguishing attacks and plaintext-recovery attacks via statistical analysis of timing data for crafted packets, aka the "Lucky Thirteen" issue (CVE-2013-0169).

Array index error in the SSL module in PolarSSL before 1.2.6 might allow remote attackers to cause a denial of service via vectors involving a crafted padding-length value during validation of CBC padding in a TLS session (CVE-2013-1621).

A third party can set up a SSL/TLS handshake with a server and send a malformed Certificate handshake message that results in an infinite loop for that connection. With a Man-in-the-Middle attack on a client, a third party can trigger the same infinite loop on a client (CVE-2013-4623).

Record
MGASA-2013-0290
Updated
2026-11-02
OSVUBUNTU-CVE-2013-1621 No score

Array index error in the SSL module in PolarSSL before 1.2.5 might allow remote attackers to cause a denial of service via vectors involving a crafted padding-length value during validation of CBC padding in a TLS session, a different vulnerability than CVE-2013-0169.

Record
UBUNTU-CVE-2013-1621
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
polarssl
Debian:6.0
From an advisory covering 2 CVEs
before 0.12.1-1squeeze1, plus listed versions
0.12.1-1
0.12.1-1squeeze1
polarssl
Mageia:3
From an advisory covering 3 CVEs
before 1.2.8-1.mga3
1.2.8-1.mga3

History

History
RecordedChangedSources
affected, facts
affected
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2013-1621 is a medium vulnerability (CVSS 4.3) in Polarssl, published February 8, 2013. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.07%, the 81st percentile. No source names a fixed version.

References

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