Public exploit available

Public proof-of-concept or exploit code exists (ExploitDB / Metasploit / Nuclei).

CVE-2007-2274 — Missing Release of Memory after Effective Lifetime in Browser

CWE-401 — Missing Release of Memory after Effective Lifetime CWE-120 — Classic Buffer Overflow7 documents4 sources

Severity

9.3CRITICALNVD

NVD7.8CNA7.8

EPSS

7.4%

top 8.26%

CISA KEV

Not in KEV

Exploit

PoC available

Public exploit / PoC exists

Affected products

Opera Browser

Timeline

PublishedApr 25

Latest updateMay 1

Description

The BitTorrent implementation in Opera 9.2 allows remote attackers to cause a denial of service (CPU consumption and application crash) via a malformed torrent file. NOTE: the original disclosure refers to this as a memory leak, but it is not certain.

CVSS vector

AV:N/AC:L/C:N/I:N/A:CExploitability: 10.0 | Impact: 6.9

Affected Packages1 packages

▶NVDopera/opera_browser< 9.21+1

🔴Vulnerability Details

GHSA

GHSA-68mr-m968-6x2w: The BitTorrent implementation in Opera 9↗2022-05-01

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GHSA

GHSA-g4f6-c395-3jhj: Buffer overflow in the transfer manager in Opera before 9↗2022-05-01

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CVEList

CVE-2007-2809: Buffer overflow in the transfer manager in Opera before 9↗2007-05-22

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CVEList

CVE-2007-2274: The BitTorrent implementation in Opera 9↗2007-04-25

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💥Exploits & PoCs

Exploit-DB

Opera 9.2 - '.torrent' Remote Denial of Service↗2007-04-23

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