Credentials Management Affecting glibc package, versions <2.10.2-4


Severity

Recommended
medium

Based on Debian security rating

    Threat Intelligence

    EPSS
    2.28% (90th percentile)

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  • Snyk ID SNYK-DEBIAN11-GLIBC-517368
  • published 14 Jan 2010
  • disclosed 14 Jan 2010

How to fix?

Upgrade Debian:11 glibc to version 2.10.2-4 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream glibc package and not the glibc package as distributed by Debian. See How to fix? for Debian:11 relevant fixed versions and status.

nis/nss_nis/nis-pwd.c in the GNU C Library (aka glibc or libc6) 2.7 and Embedded GLIBC (EGLIBC) 2.10.2 adds information from the passwd.adjunct.byname map to entries in the passwd map, which allows remote attackers to obtain the encrypted passwords of NIS accounts by calling the getpwnam function.

CVSS Scores

version 3.1
Expand this section

NVD

7.3 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    Low
  • Integrity (I)
    Low
  • Availability (A)
    Low
Expand this section

Red Hat

4.3 medium