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Fencer Intel
medium 4.0

CVE-2017-9271 json

proxy credentials written to log files by zypper

published 2018-03-01 8 y ago modified 2026-06-17 4 mo ago also EUVD-2017-18207

cvss
4.0
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 26%
public exploits
0
none known

Summary

The commandline package update tool zypper writes HTTP proxy credentials into its logfile, allowing local attackers to gain access to proxies used.

Patch / fix

  • libzypp Debian 14, Debian 13, Debian 12 17.25.5-2

debian advisories DEBIAN-CVE-2017-9271

  • zypper SLES for SAP 12 SP5, SLES 12 SP5 1.13.66-21.61.3
  • libzypp SLES for SAP 12 SP5, SLES 12 SP5, SLE Software Development Kit 12 SP5 16.22.13-65.3
  • zypper SLES for SAP 15 SP1, SLES 15 SP1-LTSS, SLES 15 SP1-BCL +6 more 1.14.43-3.34.1
  • libsolv SLES for SAP 15 SP1, SLES 15 SP1-LTSS, SLES 15 SP1-BCL +7 more 0.7.17-3.32.1
  • libzypp SLES for SAP 15 SP1, SLES 15 SP1-LTSS, SLES 15 SP1-BCL +7 more 17.25.8-3.48.1
  • libsigc++2 SLES for SAP 15 SP1, SLES 15 SP1-LTSS, SLES 15 SP1-BCL +7 more 2.10.0-3.7.1
  • libyui-qt-pkg SLES for SAP 15 SP1, SLES 15 SP1-LTSS, SLES 15 SP1-BCL +7 more 2.45.28-3.10.1
  • libyui-ncurses-pkg SLES for SAP 15 SP1, SLES 15 SP1-LTSS, SLES 15 SP1-BCL +7 more 2.48.9-7.7.1

suse advisories SUSE-SU-2024:2080-1SUSE-SU-2021:0956-1SUSE-SU-2021:0770-1SUSE-SU-2021:0109-1

  • libzypp openSUSE Tumbleweed 17.28.4-1.2
  • zypper openSUSE Leap 15.2 1.14.41-lp152.2.12.1
  • libzypp openSUSE Leap 15.2 17.25.5-lp152.2.16.1
  • yast2-installation openSUSE Leap 15.2 4.2.48-lp152.2.12.1

opensuse advisories openSUSE-SU-2024:11019-1openSUSE-SU-2021:0059-1

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-2017-9271 updated cvss 3.3

zypper: proxy credentials written to log files leads to information explosure

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

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

0.33% chance of exploitation in the next 30 days, higher than 26% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.0 4.0 CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
NVD 3.1 3.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
NVD 2.0 2.1 AV:L/AC:L/Au:N/C:P/I:N/A:N

Affected products

  • SUSE zypper

Classification

Weakness
  • CWE-532 Insertion of Sensitive Information into Log File

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.