Information disclosure in libetpan (Alpine package)
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2020-15953 |
| CWE-ID | CWE-200 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software |
IBM Tivoli Storage Manager Server applications / File servers (FTP/HTTP) libetpan (Alpine package) Operating systems & Components / Operating system package or component |
| Vendor |
IBM Corporation Alpine Linux Development Team |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
1) Information disclosure
EUVDB-ID: #VU32907
Risk: Medium
CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2020-15953
CWE-ID:
CWE-200 - Exposure of sensitive information to an unauthorized actor
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a STARTTLS buffering issue that affects IMAP, SMTP, and POP3. A remote attacker can gain unauthorized access to sensitive information on the system.
MitigationInstall update from vendor's website.
Vulnerable software versionsIBM Tivoli Storage Manager: 5.5.1
libetpan (Alpine package): 1.901-1
libetpan (Alpine package): 3.22.0-1
libetpan (Alpine package): 2.020-1
libetpan (Alpine package): 3.8.3-2
libetpan (Alpine package): 5.47-0ubuntu1
libetpan (Alpine package): 2.7.91-1
libetpan (Alpine package): 3.87
libetpan (Alpine package): 7.0-2012.11.29
libetpan (Alpine package): 0.96.4
libetpan (Alpine package): 6.5.5-5
libetpan (Alpine package): 7.6.3 build 007
libetpan (Alpine package): 4.02.0002
libetpan (Alpine package): before 1.9.4-r1
CPE2.3- cpe:2.3:a:ibm_corporation:ibm_tivoli_storage_manager:5.5.1:*:*:*:*:*:*:*
- cpe:2.3:a:alpine:libetpan_alpine_package:1.901-1:*:*:*:*:alpine_linux:*:*
- cpe:2.3:a:alpine:libetpan_alpine_package:3.22.0-1:*:*:*:*:alpine_linux:*:*
- cpe:2.3:a:alpine:libetpan_alpine_package:2.020-1:*:*:*:*:alpine_linux:*:*
- cpe:2.3:a:alpine:libetpan_alpine_package:3.8.3-2:*:*:*:*:alpine_linux:*:*
- cpe:2.3:a:alpine:libetpan_alpine_package:5.47-0ubuntu1:*:*:*:*:alpine_linux:*:*
- cpe:2.3:a:alpine:libetpan_alpine_package:2.7.91-1:*:*:*:*:alpine_linux:*:*
- cpe:2.3:a:alpine:libetpan_alpine_package:3.87:*:*:*:*:alpine_linux:*:*
- cpe:2.3:a:alpine:libetpan_alpine_package:7.0-2012.11.29:*:*:*:*:alpine_linux:*:*
- cpe:2.3:a:alpine:libetpan_alpine_package:0.96.4:*:*:*:*:alpine_linux:*:*
- cpe:2.3:a:alpine:libetpan_alpine_package:6.5.5-5:*:*:*:*:alpine_linux:*:*
- cpe:2.3:a:alpine:libetpan_alpine_package:7.6.3 build 007:*:*:*:*:alpine_linux:*:*
- cpe:2.3:a:alpine:libetpan_alpine_package:4.02.0002:*:*:*:*:alpine_linux:*:*
- cpe:2.3:a:alpine:libetpan_alpine_package:*:*:*:*:*:alpine_linux:*:3.12
https://git.alpinelinux.org/aports/commit/?id=f6b8c8ff1924324b5ae18ea879086deec396c9e5
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
How the attacker can exploit this vulnerability?
The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
