8.8high

CVE-2016-4342

ext/phar/phar_object.c in PHP before 5.5.32, 5.6.x before 5.6.18, and 7.x before 7.0.3 mishandles zero-length uncompressed data, which allo…

Published 10 y ago · modified 4 mo ago · JSON

CVSS
8.8
v3.0 · NVD
CISA KEV
No
not known exploited
EPSS
5.3%
percentile 93%
Public exploits
0
none known

Summary

ext/phar/phar_object.c in PHP before 5.5.32, 5.6.x before 5.6.18, and 7.x before 7.0.3 mishandles zero-length uncompressed data, which allows remote attackers to cause a denial of service (heap memory corruption) or possibly have unspecified other impact via a crafted (1) TAR, (2) ZIP, or (3) PHAR archive.

Exploit prediction (EPSS)

5.34% probability of exploitation in the next 30 days, higher than 93% of all scored CVEs.

CVSS scores

Assigned byVersionScoreVector
NVD3.08.8CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD2.08.3AV:N/AC:M/Au:N/C:P/I:P/A:C

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
Technology feeds
PHP (RSS, critical only)

References

  • securityfocus.com /bid/89154 · vdb-entry, x_refsource_BID, x_transferred
  • h20566.www2.hpe.com /portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05320149 · x_refsource_CONFIRM, x_transferred
  • lists.opensuse.org /opensuse-updates/2016-06/msg00027.html · vendor-advisory, x_refsource_SUSE, x_transferred
  • rhn.redhat.com /errata/RHSA-2016-2750.html · vendor-advisory, x_refsource_REDHAT, x_transferred
  • openwall.com /lists/oss-security/2016/04/28/2 · mailing-list, x_refsource_MLIST, x_transferred
  • php.net /ChangeLog-5.php · x_refsource_CONFIRM, x_transferred
  • h20566.www2.hpe.com /portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05390722 · x_refsource_CONFIRM, x_transferred
  • php.net /ChangeLog-7.php · x_refsource_CONFIRM, x_transferred
  • h20566.www2.hpe.com /portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731 · x_refsource_CONFIRM, x_transferred
  • bugs.php.net /bug.php?id=71354 · x_refsource_CONFIRM, x_transferred
  • lists.opensuse.org /opensuse-updates/2016-05/msg00086.html · vendor-advisory, x_refsource_SUSE, x_transferred

Sources

vulnwire keeps one entry per vulnerability: the CVE id wins, then GHSA; records that alias each other are merged. Machine-readable: JSON.