SB2017081125 - Out-of-bounds read in curl (Alpine package)
Published: August 11, 2017
Security Bulletin ID
SB2017081125
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Out-of-bounds read (CVE-ID: CVE-2017-1000101)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote attacker to redirect website visitors to external websites.
The weakness exists due to out-of-bounds read. A local user can supply a URL containing specially crafted numerical range characters to trigger a heap read error and obtain potentially sensitive information from system memory
Successful exploitation of the vulnerability results in information disclosure.
Remediation
Install update from vendor's website.
References
- https://git.alpinelinux.org/aports/commit/?id=4a60b4d3583938cdd36c82d763ac5167d7720079
- https://git.alpinelinux.org/aports/commit/?id=8e6f31c56dbe2966fb43113f9c7c1039bbef9865
- https://git.alpinelinux.org/aports/commit/?id=a51f2d7593706eb38073b80df6192c6730f36c60
- https://git.alpinelinux.org/aports/commit/?id=dba8b02f8c7dbcbb9187eac2b24fd749edc37599