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Fencer Intel
high 7.5

CVE-2013-7488 json

perl-Convert-ASN1 (aka the Convert::ASN1 module for Perl) through 0.27 allows remote attackers to cause an infinite loop via unexpected inp…

published 2020-04-07 6 y ago modified 2026-06-17 4 mo ago also EUVD-2013-7246

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.1%
EPSS 4.1% chance of exploitation in 30 days, percentile 90%
public exploits
0
none known

Summary

perl-Convert-ASN1 (aka the Convert::ASN1 module for Perl) through 0.27 allows remote attackers to cause an infinite loop via unexpected input.

Patch / fix

  • libconvert-asn1-perl Debian 14, Debian 13, Debian 12 0.27-3

debian advisories DEBIAN-CVE-2013-7488

  • perl-Convert-ASN1 RHEL 8 0.27-18.el8

red hat advisories RHSA-2024:3049

  • perl-Convert-ASN1 SLE Module for Basesystem 15 SP2, SLE Module for Basesystem 15 SP1 0.27-1.6.2
  • perl-Convert-ASN1 SLES for SAP 12 SP5, SLES 12 SP5 0.26-5.3.1

suse advisories SUSE-SU-2021:0183-1SUSE-SU-2021:0172-1

  • perl-Convert-ASN1 openSUSE Tumbleweed 0.31-2.3

opensuse advisories openSUSE-SU-2024:11159-1

  • perl-Convert-ASN1 AlmaLinux 8 0.27-18.el8

almalinux advisories ALSA-2024:3049

  • perl-Convert-ASN1 Rocky Linux 8 0.27-18.el8

rocky linux advisories RLSA-2024:3049

  • perl-convert-asn1 Alpine 3.24, Alpine 3.23, Alpine 3.22 +11 more 0.29-r0

alpine advisories ALPINE-CVE-2013-7488

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

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-2013-7488 updated cvss 7.5

perl-Convert-ASN1: allows remote attackers to cause an infinite loop via unexpected input

  • Red Hat Enterprise Linux 5 perl-Convert-ASN1 Red Hat Enterprise Linux 6 perl-Convert-ASN1
    affected: no fix planned “Out of support scope”
  • Red Hat Enterprise Linux 7 perl-Convert-ASN1
    affected: no fix available
  • Red Hat Enterprise Linux AppStream (v. 8) perl-Convert-ASN1 0.27-18.el8
    fixed: vendor fix RHSA-2024:3049

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

4.15% chance of exploitation in the next 30 days, higher than 90% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • github.com https://github.com/gbarr/perl-Convert-ASN1/issues/14 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

Classification

Weakness
  • CWE-835 Loop with Unreachable Exit Condition

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.