Is CVE-2010-4052 in the CISA KEV catalog?

No. CVE-2010-4052 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2010-4052?

CVE-2010-4052 has a CVSS v2 base score of 5.0 (MEDIUM).

What is the EPSS score for CVE-2010-4052?

CVE-2010-4052 has an EPSS score of 51.30% (99th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2010-4052

MEDIUMEPSS 99th pctl

5.0

CVSS v2

NVD

Description

Stack consumption vulnerability in the regcomp implementation in the GNU C Library (aka glibc or libc6) through 2.11.3, and 2.12.x through 2.12.2, allows context-dependent attackers to cause a denial of service (resource exhaustion) via a regular expression containing adjacent repetition operators, as demonstrated by a {10,}{10,}{10,}{10,} sequence in the proftpd.gnu.c exploit for ProFTPD.

CWE-399

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

51.30%probability of exploitation in 30 days

99thpercentile

Very high risk: more likely to be exploited than 99% of all known CVEs.

References

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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.