CVE-2017-2253
CVE-2017-2253 is a high-severity vulnerability in Yahoo Toolbar with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-426.
Key facts
- Severity: High (CVSS 3.x base score 7.8)
- CVSS v2: 9.3
- EPSS exploit prediction: 1% (61st percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-426
- Affected product: Yahoo Toolbar
- Published:
- Last modified:
Description
Untrusted search path vulnerability in Installer of Yahoo! Toolbar (for Internet explorer) v8.0.0.6 and earlier, with its timestamp prior to June 13, 2017, 18:18:55 allows an attacker to gain privileges via a Trojan horse DLL in an unspecified directory.
Frequently asked questions
- What is CVE-2017-2253?
- Untrusted search path vulnerability in Installer of Yahoo! Toolbar (for Internet explorer) v8.0.0.6 and earlier, with its timestamp prior to June 13, 2017, 18:18:55 allows an attacker to gain privileges via a Trojan horse DLL in an unspecified directory.
- How severe is CVE-2017-2253?
- CVE-2017-2253 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2017-2253 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2017-2253?
- CVE-2017-2253 affects Yahoo Toolbar. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2017-2253?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2017-2253 published?
- CVE-2017-2253 was published on 2017-07-17 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:yahoo:toolbar:*:*:*:*:*:internet_explorer:*:*
More vulnerabilities in Yahoo Toolbar
- CVE-2007-6535 — Medium (CVSS 6.8): Buffer overflow in the YShortcut ActiveX control in YShortcut.dll 2006.8.15.1 in Yahoo! Toolbar might allow attackers…
- CVE-2007-6228 — Medium (CVSS 6.8): Stack-based buffer overflow in the Helper class in the yt.ythelper.2 ActiveX control in Yahoo! Toolbar 1.4.1 allows…
- CVE-2012-2647 — Medium (CVSS 5.8): Yahoo! Toolbar 1.0.0.5 and earlier for Chrome and Safari allows remote attackers to modify the configured search URL,…
- CVE-2013-6853 — Medium (CVSS 4.3): Cross-site scripting (XSS) vulnerability in clickstream.js in Y! Toolbar plugin for FireFox 3.1.0.20130813024103 for…
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