Is CVE-2013-4135 in the CISA KEV catalog?

No. CVE-2013-4135 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2013-4135?

CVE-2013-4135 has a CVSS v2 base score of 4.3 (MEDIUM).

What is the EPSS score for CVE-2013-4135?

CVE-2013-4135 has an EPSS score of 1.85% (77th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2013-4135?

Upgrade openafs on debian 11 to 1.6.5-1 or later.

CVE & CISA-KEV Catalog

CVE-2013-4135

MEDIUMEPSS 77th pctl

4.3

CVSS v2

NVD

Description

The vos command in OpenAFS 1.6.x before 1.6.5, when using the -encrypt option, only enables integrity protection and sends data in cleartext, which allows remote attackers to obtain sensitive information by sniffing the network.

CWE-310Cryptographic Issues

How to fix

Remediation Available

openafsDebian

Fixed in:1.6.5-1CVE-2013-4135

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

1.85%probability of exploitation in 30 days

77thpercentile

Elevated risk: more likely to be exploited than 77% of all known CVEs.

References

Vendor Advisory1

openafs.org

Third-Party Advisory1

debian.org

Other references1

mandriva.com

Related Vulnerabilities

Other CWE-310 (Cryptographic Issues) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2014-3566	Low	3.4	100%	-	Fix
CVE-2015-4000	Low	3.7	100%	-	Fix
CVE-2015-0204	Medium	4.3	99%	-	Fix
CVE-2016-2107	Medium	5.9	89%	-	Fix
CVE-2016-0800	Medium	5.9	82%	-	Fix
CVE-2014-8684	Critical	9.8	72%	-	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-29.