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Bug 51795 - net-snmp: Multiple issues (4.4)
net-snmp: Multiple issues (4.4)
Status: CLOSED FIXED
Product: UCS
Classification: Unclassified
Component: Security updates
UCS 4.4
All Linux
: P3 normal (vote)
: UCS 4.4-5-errata
Assigned To: Quality Assurance
Erik Damrose
:
Depends on:
Blocks:
  Show dependency tree / graph
 
Reported: 2020-08-10 09:13 CEST by Quality Assurance
Modified: 2020-08-12 16:18 CEST (History)
0 users

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Max CVSS v3 score: 8.0 (CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H)

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Description Quality Assurance univentionstaff 2020-08-10 09:13:59 CEST 
New Debian net-snmp 5.7.3+dfsg-1.7+deb9u3 fixes:
This update addresses the following issue:
* combination with can lead to elevated permissions to root (CVE-2020-15861)
Comment 1 Quality Assurance univentionstaff 2020-08-10 19:00:22 CEST 
--- mirror/ftp/4.4/unmaintained/component/4.4-5-errata/source/net-snmp_5.7.3+dfsg-1.7+deb9u2.dsc
+++ apt/ucs_4.4-0-errata4.4-5/source/net-snmp_5.7.3+dfsg-1.7+deb9u3.dsc
@@ -1,3 +1,11 @@
+5.7.3+dfsg-1.7+deb9u3 [Tue, 04 Aug 2020 16:15:58 +0100] Chris Lamb <lamby@debian.org>:
+
+  * CVE-2020-15861: Prevent a privilege esclation attack due to incorrect
+    symlink handling. (Closes: #966599)
+  * CVE-2020-15862: Apply a regression from upstream by reverting the
+    configure-level disabling of NET-SNMP-EXTEND-MIB in favour of a C
+    preprocessor approach.
+
 5.7.3+dfsg-1.7+deb9u2 [Thu, 30 Jul 2020 11:50:04 +0100] Chris Lamb <lamby@debian.org>:
 
   * Disable NET-SNMP-EXTEND-MIB support by default as it was possible to abuse

<http://10.200.17.11/4.4-5/#277012681610139990>
Comment 2 Erik Damrose univentionstaff 2020-08-11 15:28:09 CEST 
OK: yaml
OK: announce_errata
OK: patch
FAIL: piuparts

[4.4-5] 1a3b2b5dea Bug #51795: net-snmp 5.7.3+dfsg-1.7+deb9u3
 doc/errata/staging/net-snmp.yaml | 12 ++++++++++++
 1 file changed, 12 insertions(+)
Comment 3 Erik Damrose univentionstaff 2020-08-11 15:30:52 CEST 
(In reply to Erik Damrose from comment #2)
> FAIL: piuparts

/var/lib/snmp/ expected(root, root, d 40755, 40, None) != found(#106, #107, d 40755, 40, None)
After purging files have been modified:
  /var/lib/snmp/	 owned by: libsnmp30:amd64, libsnmp-base

-> This does not block the package release
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