Vulnerability in Apache Sshd
CVE-2021-30129
A vulnerability in sshd-core of Apache Mina SSHD allows an attacker to overflow the server causing an OutOfMemory error. This issue affects the SFTP and port forwarding features of Apache Mina SSHD version 2.0.0 and later versions. It was addressed in Apache Mina SSHD 2.7.0
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.030 (87.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 88th percentile — 87.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.030 · newest: 0.030 · change: 0.000
Affected products
- Apache Sshd
- Apache Software Foundation Mina Sshd — versions 2.0.0
- Oracle Banking Payments — versions 14.5
- Oracle Banking Trade Finance — versions 14.5
- Oracle Banking Treasury Management — versions 14.5
- Oracle Communications Cloud Native Core Console — versions 1.9.0
- Oracle Flexcube Universal Banking — versions 14.5
- Oracle Middleware Common Libraries And Tools — versions 12.2.1.3.0, 12.2.1.4.0, 14.1.1.0.0
- Oracle Oss Support Tools — versions 2.12.42
- Oracle Retail Customer Management And Segmentation Foundation — versions 18.0, 19.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- lists.apache.org/thread.html/r6d4f78e192a0c8eabd671a018da464024642980ecd24096bd… (Mailing List, Vendor Advisory)
- lists.apache.org/thread.html/red01829efa2a8c893c4baff4f23c9312bd938543a9b8658e1… (mailing-list)
- www.openwall.com/lists/oss-security/2021/07/12/1 (mailing-list, Mailing List, Third Party Advisory)
- www.oracle.com/security-alerts/cpuapr2022.html (Patch, Third Party Advisory)
- www.oracle.com/security-alerts/cpujul2022.html
Frequently asked questions
- What is CVE-2021-30129?
- CVE-2021-30129 is a medium-severity vulnerability in Apache Sshd, classified under Missing Release of Resource after Effective Lifetime. CVSS score: 6.5/10. Published 2021-07-12.
- How severe is CVE-2021-30129?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2021-30129 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.