Upstream information

CVE-2019-12527 at MITRE

Description

An issue was discovered in Squid 4.0.23 through 4.7. When checking Basic Authentication with HttpHeader::getAuth, Squid uses a global buffer to store the decoded data. Squid does not check that the decoded length isn't greater than the buffer, leading to a heap-based buffer overflow with user controlled data.

SUSE information

Overall state of this security issue: Pending

This issue is currently rated as having critical severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 6.8
Vector AV:N/AC:M/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 8.8 9.8
Vector AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Access Vector Network Network
Access Complexity Low Low
Privileges Required None None
User Interaction Required None
Scope Unchanged Unchanged
Confidentiality Impact High High
Integrity Impact High High
Availability Impact High High
SUSE Bugzilla entry: 1141330 [NEW]

No SUSE Security Announcements cross referenced.


Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification.

Product(s) Source package State
SUSE Linux Enterprise High Performance Computing 12 squid Not affected
SUSE Linux Enterprise Module for Server Applications 15 GA squid Affected
SUSE Linux Enterprise Module for Server Applications 15 SP1 squid Affected
SUSE Linux Enterprise Server 11 SP3 LTSS squid Not affected
SUSE Linux Enterprise Server 11 SP4 LTSS squid Not affected
SUSE Linux Enterprise Server 12 GA LTSS squid Not affected
SUSE Linux Enterprise Server 12 SP1 LTSS squid Not affected
SUSE Linux Enterprise Server 12 SP2 LTSS squid Not affected
SUSE Linux Enterprise Server 12 SP3 squid Not affected
SUSE Linux Enterprise Server 12 SP4 squid Not affected
SUSE Linux Enterprise Server for SAP Applications 11 SP3 squid Not affected
SUSE Linux Enterprise Server for SAP Applications 12 GA squid Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP2 squid Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP3 squid Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP4 squid Not affected