by Kastro
Paper/Archive/CVE-2020-36997

CVE-2020-36997

Dummysoftware BacklinkSpeed — BacklinkSpeed 2.4 - Buffer Overflow PoC (SEH)

EPSS 0.4%public exploitCVSS 9.8
critical.is priorityof 100
46
CVSS 9.8 (CNA)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 34.8.348 × 207.0Exploit: SSVC poc+1010.0SSVC exploitation: poc+100.0
Description · from the CVE record

BacklinkSpeed 2.4 contains a buffer overflow vulnerability that allows attackers to corrupt the Structured Exception Handler (SEH) chain through malicious file import. Attackers can craft a specially designed payload file to overwrite SEH addresses, potentially executing arbitrary code and gaining control of the application.

Affected

ProductAffectedFixed inSource
BacklinkSpeed2.4–CNA

Scores by source

VulnCheck (CNA)9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
VulnCheck (CNA)8.4CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CISA ADPSSVCExploitation: poc · Automatable: yes · Technical impact: total

References

exploitexploit-db.com/exploits/48726refdummysoftware.comrefdummysoftware.com/backlinkspeed.htmlwriteupvulncheck.com/advisories/backlinkspeed-buffer-overflow-poc-seh