Jul 1, 2021 Cyber Threat Intelligence
Track daily vulnerability activity, KEV additions, public exploits, critical disclosures, and EPSS risk shifts.
Daily summary
- Xcloner: public exploit or PoC linked (RCE)
- 7 new critical disclosures — review patch status on exposed services.
Top threats today
Three highest-priority changes — analyst brief, not a CVE dump.
Active exploit activity
CVE-2020-35948
An issue was discovered in the XCloner Backup and Restore plugin before 4.2.13 for WordPress.
- Public exploit or PoC available
- Exploit activity linked
- Internet-facing CMS deployments affected
WordPress plugin exposure with public exploit material — mass targeting of internet-facing CMS installs is common once PoCs circulate.
Critical exposure
CVE-2018-25017
RawSpeed (aka librawspeed) 3.1 has a heap-based buffer overflow in TableLookUp::setTable.
New critical Rawspeed Buffer Overflow (CVSS 9.8) — fresh disclosure window; early internet scanning often precedes mature exploit chains.
Critical exposure
CVE-2020-36400
Zeromq Libzmq Buffer Overflow
New critical Zeromq Libzmq Buffer Overflow (CVSS 9.8) — fresh disclosure window; early internet scanning often precedes mature exploit chains.
Active exploitation
CISA KEV — confirmed in-the-wild exploitation.
Nothing flagged in this category for this digest.
View KEV additions
Exploit & PoC activity
An issue was discovered in the XCloner Backup and Restore plugin before 4.2.13 for WordPress.
View new exploit links
Exploitation dynamics
Nothing flagged in this category for this digest.
See EPSS increases
New critical disclosures
RawSpeed (aka librawspeed) 3.1 has a heap-based buffer overflow in TableLookUp::setTable.
ZeroMQ libzmq 4.3.3 has a heap-based buffer overflow in zmq::tcp_read, a different vulnerability than CVE-2021-20235.
There is a Configuration Defect vulnerability in Huawei Smartphone.
A command injection vulnerabilities have been reported to affect QTS and QuTS hero.
A command injection vulnerabilities have been reported to affect QTS and QuTS hero.
Tieline IP Audio Gateway 2.6.4.8 and below is affected by Incorrect Access Control.
Fluent Bit (aka fluent-bit) 1.7.0 through 1.7.4 has a double free in flb_free (called from flb_parser_json_do and flb_parser_do).
View critical disclosures
cvelogic
Threat Intelligence