Vulnerability in Dropbear_ssh_project Dropbear_ssh
CVE-2013-4421
The buf_decompress function in packet.c in Dropbear SSH Server before 2013.59 allows remote attackers to cause a denial of service (memory consumption) via a compressed packet that has a large size when it is decompressed.
EPSS: 0.259 (96.4th percentile) — read the EPSS interpretation.
Affected products
- Dropbear_ssh_project Dropbear_ssh
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- 55173 (x_refsource_SECUNIA, Third Party Advisory, third-party-advisory)
- secalert@redhat.com (x_refsource_CONFIRM, Vendor Advisory)
- secalert@redhat.com (x_refsource_CONFIRM, Patch, Third Party Advisory)
- FEDORA-2013-18593 (x_refsource_FEDORA, vendor-advisory, Third Party Advisory)
- openSUSE-SU-2013:1696 (vendor-advisory, Third Party Advisory, x_refsource_SUSE)
- 62958 (Third Party Advisory, VDB Entry, vdb-entry, x_refsource_BID)
- secalert@redhat.com (x_refsource_CONFIRM, Third Party Advisory)
- FEDORA-2013-18606 (x_refsource_FEDORA, vendor-advisory, Third Party Advisory)
- openSUSE-SU-2013:1616 (vendor-advisory, Third Party Advisory, x_refsource_SUSE)
- [oss-security] 20131010 Re: CVE Request: dropbear sshd daemon 2013.59 release (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2013-4421?
- CVE-2013-4421 is a vulnerability in Dropbear_ssh_project Dropbear_ssh, classified under CWE-189. Published 2013-10-25.
- Is CVE-2013-4421 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.